Inventor · disambiguated record
Masaharu Shiroyama
Also filed as: SHIROYAMA MASAHARU
11 granted patents·201 citations·filing 1982–1994
91Inventor score
Top patents by PatentIndex Score
11 records- 0188US4796127ARecording head sliderSUMITOMO SPEC METALS·Filed 1988·Granted Jan 3, 1989·36 cites·22 claims
- 0286US4430440AMagnetic head slider materialSUMITOMO SPEC METALS·Filed 1982·Granted Feb 7, 1984·52 cites·5 claims
- 0383US4814915AMagnetic head slider and material thereforSUMITOMO SPEC METALS·Filed 1987·Granted Mar 21, 1989·29 cites·19 claims
- 0480US4582812AAluminum oxide substrate material for magnetic head and method for producing the sameNIPPON TUNGSTEN·Filed 1984·Granted Apr 15, 1986·21 cites·11 claims
- 0567US4902651AMaterial for magnetic head substrate memberSUMITOMO SPEC METALS·Filed 1987·Granted Feb 20, 1990·19 cites·30 claims
- 0667US4859638AMagnetic head sliders, materials therefor, and the process for the production thereofSUMITOMO SPEC METALS·Filed 1988·Granted Aug 22, 1989·16 cites·12 claims
- 0759US4478871AMethod for hardfacing a ferrous base materialNIPPON TUNGSTEN·Filed 1983·Granted Oct 23, 1984·14 cites·11 claims
- 0844US5432016AMagnetic head slider materialSUMITOMO SPEC METALS·Filed 1994·Granted Jul 11, 1995·6 cites·10 claims
- 0943US4438213AMagnetic head slider material and method for producing the sameNIPPON TUNGSTEN·Filed 1982·Granted Mar 20, 1984·5 cites·1 claims
- 1029US5302560AProcess for the production of magnetic head slidersSUMITOMO SPEC METALS·Filed 1992·Granted Apr 12, 1994·0 cites·34 claims
- 1128US5093290ASilicon nitride type sintered bodies and method for producing the sameNIPPON TUNGSTEN·Filed 1989·Granted Mar 3, 1992·3 cites·7 claims
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Identity basis: PatentsView inventor disambiguation (2025Q4-odp release). How scoring works →